Which of the following temperature best suits for the growth and multiplication of transformed cells?a) 35°Cb) 36°Cc) 37°Cd) 30°C

Q: what is the effect of down temperatue on human cells

A: According to the question here we have to discuss the effects of down or low temperature on human…

Q: starting with four bacterial cells per milliliter in a rich nutrient medium, with a 1-hour lag phase…

A: Bacterial Growth --Bacterial Cell growth is proliferation of bacterium in to daughter cells ,…

Q: Beginning with 10 grams of plant tissue, order the following procedures (as steps 1-4) that you will…

A: Plant tissue is a cluster of related cells that work together to fulfil a specific purpose for the…

Q: How does subcellular centrifugation exactly work? At slower speeds, do the smaller/less dense…

A: Introduction: Subcellular centrifugation is a centrifugation technique that is used in the isolation…

Q: List 5 physical factors required for bacterial growth.

A: An increase in the number of bacteria in a population is referred to as bacterial growth. It is the…

Q: What is the differentiate of spontaneous and non-spontaneous?

A: The entropy (spontaneity) of a system is defined as the degree of randomness present in the system.…

Q: For each salt concentration used in this exercise, indicate whether it represents an isotonic,…

A: Tonicity indicates the relative solute concentration dissolved in solution, thereby determining the…

Q: how many ml of sterile water injection must be mixed with two 4 ml vials of sterile hypertonic NaCl…

A: Tonicity refers to the ability of a solvent to cause cells to shrink or swell. A semipermeable…

Q: What is the best growth medium that contains glucose that can be used to acclimatize bacteria? and…

A: A growth medium is a liquid, solid, or semi-solid preparation that supports the growth of a…

Q: In treating an oil spill, why might biostimulation be preferred over bioaugmentation?

A: Bioremediation is a technique that involves the usage of microbial metabolism in presence of…

Q: Why should you be careful not to underheat a smear during the heat-fixingprocess?

A: The bacterial strain are so small that it cannot be visualized by naked eyes. It has to be observed…

Q: What is the purpose of adding ice-cold ethanol to the cell lysate?   What is the purpose of…

A: the answer is with respect to the DNA isolation techniques:

Q: Which of the following cannot be grown in artificial media and must be grown in live animals or…

A: Artificial media is a medium that is defined. This medium is chemically defined. It is a synthetic…

Q: If 100,000 normal human cells were plated in a petri dish, around how many normal cells would be…

A: Introduction: If we start with one cell, when it divides, there are 2 cells in the first generation,…

Q: What are the critical points to be considered while the cell is thawing?

A: Cryopreservation is a process that denotes the preservation of cells under the frozen condition…

Q: Under what conditions are media typically sterilized in an autoclave?

A: An autoclave is the pressure chamber used to carry out the scientific and industrial processes…

Q: How is the redox reaction different outside versus inside the body?

A: Any chemical change within which the number of a participating chemical species changes is thought…

Q: What is the flux?

A: Flux describes any effect that appears to pass or travel through a surface or substance.

Q: why do We need to Wait for the iron Agar to set and then Add another thin layer of 45°C Iron Agar?

A: The test that uses iron agar is the Triple Sugar Iron (TSI) Test and is used to determine the…

Q: During the denaturation of egg white using Heat, Salt, Baking soda, Lemon juice, and Alcohol, what…

A: when denaturaton of egg white is done using any of these (Heat, salt, baking soda, lemon juice or…

Q: If the bacteria within your medium suddenly die, can an alteration in osmotic balance be the reason…

A: The passage of water through a membrane is known as osmosis. The movement of water to the side of…

Q: Taking microbial cells out of a stationary phase culture and putting them into a fresh, sterile…

A: Growth in higher organisms refers to a rise in size and volume, whereas growth in bacteria refers to…

Q: Identify the oxidizing agent in the following REDOX reaction?  CI2 + NaBr --> NaCI + Br2 A) NaCI…

A: A redox reaction can be defined as a chemical reaction in which electrons are transferred between…

Q: placing bacteria at ultracold temperatures is as effective at killing microbes as the use of dry…

A: true

Q: Why are some microorganisms capable of utilizing certain carbohydrates and some are not?

A: A microbe is a living entity that is so tiny that it cannot be seen with the naked eye. Microbiology…

Q: How can UV radiation, Gamma radiation, and Filtration of controlling microbial growth affect cells?

A: Several physical methods are used to control the growth of microorganisms. Radiation and filtration…

Q: In this exercise, what will be the outcome if B. megaterium was grown in a rich medium? Explain.

A: This is incomplete Question

Q: Would a red blood cell placed in a 200mM sucrose solution lyse?

A: Osmosis is a process in which water molecules moves from the low concentration of solute to the…

Q: You have 12 mL of cells you need to treat with Hydrogen Peroxide (H2O2), such that the final…

A: Given , Volume of cells = 12 mL Final concentration of H2O2 = 50 uM The amount of 30 mM stock…

Q: Why are bacteria generally resistant to hypotonic environments, whereas animal cells are not?

A: Bacteria is a member of a large group of unicellular microorganisms. It is classified into different…

Q: Does a compensatory pause always follow a PVC? Explain.

A: The most prevalent cause of abnormal heart rhythms is premature ventricular contractions (PVCs). The…

Q: A paramecium cell placed into a hypotonic solution will experience which of the following effects?…

A: Osmosis is a process in which water molecules from the low concentration of solute to the areas…

Q: Why would proteins be degraded?

A: Proteins are the sequences of amino acids in which different amino acids are joined by the formation…

Q: In Methicillin resistant bacteria, what have the bacteria developed that allows them to stay alive…

A: Introduction :- Staphylococcus aureus,  is a common form of bacterium that can be detected on the…

Q: What medical challenges do biofilms present?

A: Biofilms are microbial colonies that are linked to one another and enclosed in an exo-polysaccharide…

Q: Why is oxygen toxic to some bacteria?

A: every bacteria has its optimum condition

Q: in microbiology, are there technologies that can help make bacterial culture and sensitivity done…

A: As we know Microorganisms are present everywhere and affecting Humans in positive and negative way.…

Q: If a catalase test turns out positive, what can you say about the cells that were tested?

A: Test is designed to demonstrate the known truth about a situation. It is used for examining the…

Q: the test tube below were allowed to stand at room temperature for several hours, what process would…

A: Cellular respiration:  It is catabolic process in which organic compounds like glucose is broken…

Q: Would a syringe filter with a pore size of 0.22 micrometers be able to completely remove all…

A: Filtration refers to the sterilization technique that eliminates the microorganism. The fluid that…

Q: What phenomenon would you expect to see occurring under a microscope when healthy cells of E. coli…

A: E.coli is the most widely used bacteria, which are used for several laboratorial experiments. It…

Q: After trypsinization of cells in the flask and cell counting, you determined a concentration of 10…

A: The detachment of cells from the adhering substrate is essential for specific cellular…

Q: The standard temperature-pressure combination for an autoclave isa. 100°C and 4 psi b. 121°C and 15…

A: AUTOCLAVE These are steam sterilizers which are used for healthcare or industrial applications. It…